If your using it in TWS and not in an API you should be fine.
You can route to the exchange that provide the rebate you want. I usually route to ARCA when I can.
There is still the minimum per order of 70 cents so if you only trade 100 shares the rebate may not look big.
Make sure you read the fines prints in their fees webpage.

You might consider whether it's worth it to try out a more "liquidity-adder friendly" brokerage such as Genesis, Assent, Lightspeed, Echo, Lime, etc.; or one of the institutional, agency-only ones (Wedbush, Neonet, Newedge, ITG, etc.) if you're an "institution".